* feat(ci): update runtime build workflow
- switch to a tag for the chevdor/srtool-actions
- trigger to only tags & ignore folders not involved in the runtime
- add weekly build schedule
- add timestamp to the artifacts
This action will publish all pre-released, edited and published releases to a dedicated release notes Matrix room using https://github.com/marketplace/actions/matrix-message
@s3krit already added the necessary secrets to the repository settings.